Robo Pets T-Rex for kids 3+. It shakes, dances, chomps, and walks with Led eyes. Includes 1 x 3.7V 350mAh Li-Ion Rechargeable Rc Toy Battery, remote control, Usb cable, screwdriver, and 4 food cards. Battery lasts 30 mins, charging time is 1 hour. Rest 10 mins before charging/playing.